Huawei U3900 User Manual page 20

Problem
The signal strength is not
strong enough or your
phone is often off line.
The phone cannot find
other Bluetooth devices
or fails to send or receive
data via Bluetooth.
Ensure That
Move close to a place with strong
signal strength.
The Bluetooth function of both

devices is turned on.
The distance between the two

Bluetooth devices is less than 10
meters.
There are no obstacles between

the two devices.
The other Bluetooth device is set

to visible.
19